Emmanuelle Charpentier — Questions and answers

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What important discovery did Dr. Emmanuelle Charpentier and Jennifer Doudna make in 2012?

Choices

  1. A. A new kind of telescope
  2. B. A gene-editing tool called CRISPR-Cas9 ✓
  3. C. How to build a robot
  4. D. A cure for the common cold

Answer: B. A gene-editing tool called CRISPR-Cas9

From page 1

Before CRISPR, why was it hard for scientists to change DNA?

Choices

  1. A. They didn't have any tools at all.
  2. B. The methods were expensive, slow, and hard to use for many targets. ✓
  3. C. They only worked on plants.
  4. D. Scientists didn't want to change DNA back then.

Answer: B. The methods were expensive, slow, and hard to use for many targets.

From page 4

What special molecule did Emmanuelle Charpentier discover that was important for the CRISPR system?

Choices

  1. A. A new type of bacteria
  2. B. tracrRNA ✓
  3. C. A very tiny microscope
  4. D. A different kind of sugar

Answer: B. tracrRNA

From page 5

What did Emmanuelle Charpentier realize was the key to the bacterial defense system?

Choices

  1. A. The bacteria's strong cell wall.
  2. B. A two-RNA system that guided the Cas9 enzyme. ✓
  3. C. A special light that scared viruses away.
  4. D. The ability of bacteria to hide from viruses.

Answer: B. A two-RNA system that guided the Cas9 enzyme.

From page 6

What special award did Emmanuelle Charpentier and Jennifer Doudna receive for their work on CRISPR-Cas9?

Choices

  1. A. A medal for best scientist.
  2. B. The Nobel Prize in Chemistry. ✓
  3. C. A golden trophy.
  4. D. A certificate of appreciation.

Answer: B. The Nobel Prize in Chemistry.

From page 10